21334852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{613}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 47037312

約数和(自身を除く): 25702460

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 113, 154, 226, 308, 452, 613, 791, 1226, 1243, 1582, 2452, 2486, 3164, 4291, 4972, 6743, 8582, 8701, 13486, 17164, 17402, 26972, 34804, 47201, 69269, 94402, 138538, 188804, 277076, 484883, 761959, 969766, 1523918, 1939532, 3047836, 5333713, 10667426, 21334852]

約数ペア:

[(1, 21334852), (2, 10667426), (4, 5333713), (7, 3047836), (11, 1939532), (14, 1523918), (22, 969766), (28, 761959), (44, 484883), (77, 277076), (113, 188804), (154, 138538), (226, 94402), (308, 69269), (452, 47201), (613, 34804), (791, 26972), (1226, 17402), (1243, 17164), (1582, 13486), (2452, 8701), (2486, 8582), (3164, 6743), (4291, 4972)]